body {
    display: block;
    margin: 0px;
    background: #666;
    width: 1520px;
    height: 800px;
}

.zuo{
	height: 800px;
	width: 220px;
background: #333;	
float:left;
}
.dl{
	width: 220px;
	height: 150px;
}

ul{
   width: 220px;
   padding-inline-start: 0px;

}
li{
	list-style-type: none;
	height: 50px;
    background: #333;
}
li a{
	float: left;
	margin: 12px  40px;
	color: #666;
}
li:hover{
	margin: 1px  0px;
	background: #222;

}
li a:hover{
		color: #fff;
}
a{
	text-decoration: none;
	color: #000;
}
.yh{
	height: 150px;
}
.you{
	margin: 0;
	width: 1269px;
	float: left;
}
.yt{
	float: left;
	background: #444;
	height: 50px;
	width: 1300px;
}

.yti{
	width: 80px;
	height: 50px;
   float: right;
   margin: 15px 0 0 0;
}
.dl1{
    float: right;
    color: #fff;
     margin: 15px 0 0 0;

}
.yta{
	margin: 10px 30px 10px 100px;
	float: right;
}
.yt a:hover{
	color: #fff;
}
.xz{
	height: 130px;

}
.xz select{
	margin: 30px 0px  0px 80px;
	width: 100px;
}
.nr{
	height: 500px;
	width: 1300px;
	background: #555;
}
.nr .bt i{
	float: left;
	margin: 20px 0 0 80px;
}
.nr .bt a{
	float: right;
	margin: 15px 50px 0 0;

	background: #0fc025;
	padding: 10px 20px;
}
.bt{
	height: 90px;

}
.bt1{
	height: 40px;
	margin: 0px 0 0 0px;
}
.bt1 i{
	color: #fff;
	text-align: center;
	vertical-align: middle;
	display: table-cell;
}
.bt1 .i1{
		
	height: 40px;
	width: 100px;
}
.bt1 .i2{
			
	height: 40px;
	width: 180px;
}
.bt1 .i3{
	
height: 40px;
	width: 250px;
}
.nr1 .nr2{
	height: 40px;
	margin: 0px 0 0 0px;
}
.hx1{
	border-top: 1px solid #000;
}
.nr1 .hx{
	border-top: 1px solid #000;
}

.nr1 i{
	color: #fff;
	text-align: center;
	vertical-align: middle;
	display: table-cell;
}
.nr1 .i1{
		
	height: 40px;
	width: 100px;
}
.nr1 .i2{
height: 40px;
	width: 180px;
}
.nr1 .i3{

height: 40px;
	width: 250px;
}
.nr2 a{
	color: #999;
}
.sc:hover{
	color: #f00;
}